/* 为了避免干扰，清除内外边距 */

* {
    margin: 0;
    padding: 0;
}

.data {
    width: 1200px;
    height: 800px;
    margin: 0 auto;
    background-color: cornflowerblue;
}

.left {
    float: left;
    width: 640px;
    height: 800px;
    /* background-color: darkgray; */
    background-image: url(../images/left-background.png);
}

.text-left {
    margin: 30px 20px 0 35px;
}

.left h4 {
    color: #ffffff;
}

.left p {
    color: #ffffff;
}

.right {
    float: left;
    width: 550px;
    height: 800px;
    margin-left: 10px;
    background-color: darkmagenta;
}

.right .one {
    width: 550px;
    height: 250px;
    background-color: darkkhaki;
    background-image: url(../images/right-one.png);
}

.right .two {
    float: left;
    width: 550px;
    height: 200px;
    margin: 10px 0 10px 0;
    background-color: rgb(19, 18, 12);
    background-image: url(../images/right-two.png);
}

.right .three {
    float: left;
    width: 550px;
    height: 330px;
    background-color: rgb(204, 189, 101);
    background-image: url(../images/right-three.png);
}